Question about Buick Cars & Trucks
Test the fuel pressure sounds like fuel pump getting hot and shutting down
Posted on Oct 09, 2016
CHECK FUEL PRESSURE IT SHOULD BE 41 - 47 PSI. IF NOT REPLACE FUEL FILTER.IF NO CHANGE. REPLACE FUEL PUMP.IF FUEL PUMP IS GOOD.YOUR PROBLEM COULD BE A INTAKE LEAK OR SPARK IGNITION PROBLEMS.ALSO USE A SCANNER TO CHECK FOR FAULTY SENSORS OR THEFT DETERENT PROBLEMS.
Posted on Sep 18, 2009
Your fuel pump ballast resistor is bad if it's a super charged engine. you will find it behind the battery other side of the wall kind of hard to find. it's a large white ceramic rectangle this takes the load from the fuel pump allowing it to run.
Posted on Mar 08, 2010
Testimonial: "hit it right on the head ,replaced ballast resistor,which the dealer didnt even know what it was,and started right up ,thank you much sir"
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